Re: [BK PATCH] PCI hotplug changes for 2.5.36

[Greg KH <greg@kroah.com>]

# This is a BitKeeper generated patch for the following project:
# Project Name: Linux kernel tree
# This patch format is intended for GNU patch command version 2.5 or higher.
# This patch includes the following deltas:
#	           ChangeSet	1.562   -> 1.563  
#	drivers/hotplug/pci_hotplug_core.c	1.22    -> 1.23   
#
# The following is the BitKeeper ChangeSet Log
# --------------------------------------------
# 02/09/19	greg@kroah.com	1.563
# PCI Hotplug Core: Add allocation sanity checks.  Patch from Silvio Cesare
# --------------------------------------------
#
diff -Nru a/drivers/hotplug/pci_hotplug_core.c b/drivers/hotplug/pci_hotplug_core.c
--- a/drivers/hotplug/pci_hotplug_core.c	Thu Sep 19 17:50:36 2002
+++ b/drivers/hotplug/pci_hotplug_core.c	Thu Sep 19 17:50:36 2002
@@ -621,7 +621,7 @@
 
 	if (*offset < 0)
 		return -EINVAL;
-	if (count <= 0)
+	if (count == 0 || count > 16384)
 		return 0;
 	if (*offset != 0)
 		return 0;
@@ -732,7 +732,7 @@
 
 	if (*offset < 0)
 		return -EINVAL;
-	if (count <= 0)
+	if (count == 0 || count > 16384)
 		return 0;
 	if (*offset != 0)
 		return 0;
@@ -970,7 +970,7 @@
 
 	if (*offset < 0)
 		return -EINVAL;
-	if (count <= 0)
+	if (count == 0 || count > 16384)
 		return 0;
 	if (*offset != 0)
 		return 0;